I am using SBS 2003 with Exchange 2003. I am able to send e-mails to other domains with out a problem. Any ideas why I am receiving the message below.
Your message did not reach some or all of the intended recipients.
Sent: 7/14/2006 9:03 AM
The following recipient(s) could not be reached:
John Doe (firstname.lastname@example.org) on 7/14/2006 9:03 AM
The message cannot be delivered due to a configuration error on the server. Please contact your Administrator.
<dmkmarketing.net #5.3.0 smtp;553 5.3.0 ylpvm51,DNSBL:To request removal of, XX.XX.XXX.XX, send the complete error message in an E-mail to email@example.com>
Thank you for your help.